new module: python39:3.9

An update is available for python-more-itertools, pytest, python-psycopg2, python-lxml, python-PyMySQL, python3x-six, python-toml, python-urllib3, PyYAML, python-attrs, python-iniconfig, python-requests, modwsgi, python3x-pip, python-py, python-chardet, python-pluggy, Cython, python-psutil,...